The respiratory structures of insects are? by Sunday | Apr 26 | Biology NECO | 0 comments A. body surfaces B. gills C. kidneys D. lung E. tracheae Correct Answer: Option E – tracheae Users Also Read These:In the mammalian respiratory system; exchange of…In insects, the structures that perform the same…Which of the following has the most primitive…SS1 Animal Husbandry Lesson Note on Respiratory…Which of the following structures is used for…